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Javier Villarreal

Backend Developer
Skills
(Self-evaluation)
Languages
English:
  • Speaking
    75%
  • Reading
    80%
  • Writing
    75%
Spanish:
  • Writing
    100%
  • Reading
    100%
  • Speaking
    100%
Professional profile

Work experience

Backend Developer
lo que necesito.co s.a.s | July 2025 - Present (1 year 4 months)
Used skills
Backend Developer
datak sas | November 2024 - August 2025 (9 months)
Used skills
Backend Developer (Freelance)
lanet sas | April 2025 - April 2025
Used skills
Education experience
b sc in Systems Engineering
Universidad de pamplona | Undergraduate
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